ENGLISH 2/8
MI003630-E
TECHNICAL FEATURES
Number of channels 4
Voltage input
Bipolar with full scale: ± 160mV.
Input impedance: >10 MΩ.
DMRR: > 60dB (50Hz); > 54dB (60Hz).
Thermocouple input TC Type: J,K,R,S,T,B,E,N.
Automatic burnout detection: test current: <200nA.
Input impedance: > 10 M
DMRR: > 60dB (50Hz); > 54dB (60Hz).
Cold junction compensation error: <2°C (between 0 and 50°C)
Inputs protection
± 30 V
Inputs resolution
15 bit + sign.
Resolution = 5µV for mV.
Resolution = 0.1°C for Tc J and K.
Accuracy
Calibration: 0.1% of Full Scale.
EMI: 1 % d.s.
Thermal drift: < 50 ppm/K
Sampling time
Configurable between: 120ms or 60ms
Filter
Configurable from 1 to 6 min
GENERAL SPECIFICATIONS
Up to 4 inputs for temperature measurement (°C) by thermocouples type:
J, K, E, N, S, R, B, T.
Up to 4 inputs for voltage measurement (mV).
Voltage or thermocouple inputs with 16-bit resolution.
1500 V
.
isolated inputs compared with other low voltage circuits
Easy connections for power supply and serial communication by seneca bus that can be
mounted on standard DIN rail IEC EN 60715.
2
Removable terminals with section of 2.5 mm
.
RS485 serial communication with Modbus-Rtu protocol, maximum 64 nodes.
Module insertion to and extraction from seneca bus without communication and power
supply
interruption.
Connection distance up to 1200 m.
RS232 port through jack 3,5 mm frontal connector.
Low consumption.
Modbus address and Baud rate can be set through DIP-switches.
Programmable filters to stabilize the measured input.
Internal cold junction compensation.
The device parameters can be set via the configuration software.
